package org.example.spring_blog.mapper;

import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;
import org.example.spring_blog.model.BlogInfo;

import java.util.List;

@Mapper
public interface BlogMapper {

    //返回博客列表
    @Select("select * from blog where delete_flag = 0")
    List<BlogInfo> selectAll();

    //根据博客id返回博客信息
    @Select("select * from blog where delete_flag = 0 and id = #{id}")
    BlogInfo selectById(Integer id);


    //更新博客
    Integer updateBlog(BlogInfo blogInfo);

    @Insert("insert into blog(title,content,user_id) values (#{title},#{content},#{userId})")
    Integer insertBlog(BlogInfo blogInfo);


}
